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T49 Topical skin/eye/ENT/dental drugs

ICD-10-CM category T49 sits in Chapter 20 (External causes of morbidity, V00-Y99). It contains 180 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Subcategories

T49.0 Local antifungal, anti-infective and anti-inflammatory drugsT49.0X Local antifungal, anti-infective and anti-inflammatory drugsT49.0X1 Poisoning by local antifung/infect/inflamm drugs, accT49.0X2 Poisoning by local antifung/infect/inflamm drugs, self-harmT49.0X3 Poisoning by local antifung/infect/inflamm drugs, assaultT49.0X4 Poisoning by local antifung/infect/inflamm drugs, undetT49.0X5 Adverse effect of local antifung/infect/inflamm drugsT49.0X6 Underdosing of local antifung/infect/inflamm drugsT49.1 AntipruriticsT49.1X AntipruriticsT49.1X1 Poisoning by antipruritics, accidental (unintentional)T49.1X2 Poisoning by antipruritics, intentional self-harmT49.1X3 Poisoning by antipruritics, assaultT49.1X4 Poisoning by antipruritics, undeterminedT49.1X5 Adverse effect of antipruriticsT49.1X6 Underdosing of antipruriticsT49.2 Local astringents and local detergentsT49.2X Local astringents and local detergentsT49.2X1 Poisoning by local astringents/detergents, accidentalT49.2X2 Poisoning by local astringents/detergents, self-harmT49.2X3 Poisoning by local astringents and local detergents, assaultT49.2X4 Poisoning by local astringents/detergents, undeterminedT49.2X5 Adverse effect of local astringents and local detergentsT49.2X6 Underdosing of local astringents and local detergentsT49.3 Emollients, demulcents and protectantsT49.3X Emollients, demulcents and protectantsT49.3X1 Poisoning by emollients, demulcents and protect, accidentalT49.3X2 Poisoning by emollients, demulcents and protect, self-harmT49.3X3 Poisoning by emollients, demulcents and protectants, assaultT49.3X4 Poisoning by emollients, demulcents and protectants, undetT49.3X5 Adverse effect of emollients, demulcents and protectantsT49.3X6 Underdosing of emollients, demulcents and protectantsT49.4 Keratolyt/keratplst/hair trmt drugT49.4X Keratolyt/keratplst/hair trmt drugT49.4X1 Poisoning by keratolyt/keratplst/hair trmt drug, accidentalT49.4X2 Poisoning by keratolyt/keratplst/hair trmt drug, self-harmT49.4X3 Poisoning by keratolyt/keratplst/hair trmt drug, assaultT49.4X4 Poisoning by keratolyt/keratplst/hair trmt drug, undetT49.4X5 Adverse effect of keratolyt/keratplst/hair trmt drugT49.4X6 Underdosing of keratolyt/keratplst/hair trmt drug

Billable codes in T49

CodeDescription
T49.0X1APoisoning by local antifungal, anti-infective and anti-inflammatory drugs, accidental (unintentional), initial encounter
T49.0X1DPoisoning by local antifungal, anti-infective and anti-inflammatory drugs, accidental (unintentional), subsequent encounter
T49.0X1SPoisoning by local antifungal, anti-infective and anti-inflammatory drugs, accidental (unintentional), sequela
T49.0X2APoisoning by local antifungal, anti-infective and anti-inflammatory drugs, intentional self-harm, initial encounter
T49.0X2DPoisoning by local antifungal, anti-infective and anti-inflammatory drugs, intentional self-harm, subsequent encounter
T49.0X2SPoisoning by local antifungal, anti-infective and anti-inflammatory drugs, intentional self-harm, sequela
T49.0X3APoisoning by local antifungal, anti-infective and anti-inflammatory drugs, assault, initial encounter
T49.0X3DPoisoning by local antifungal, anti-infective and anti-inflammatory drugs, assault, subsequent encounter
T49.0X3SPoisoning by local antifungal, anti-infective and anti-inflammatory drugs, assault, sequela
T49.0X4APoisoning by local antifungal, anti-infective and anti-inflammatory drugs, undetermined, initial encounter
T49.0X4DPoisoning by local antifungal, anti-infective and anti-inflammatory drugs, undetermined, subsequent encounter
T49.0X4SPoisoning by local antifungal, anti-infective and anti-inflammatory drugs, undetermined, sequela
T49.0X5AAdverse effect of local antifungal, anti-infective and anti-inflammatory drugs, initial encounter
T49.0X5DAdverse effect of local antifungal, anti-infective and anti-inflammatory drugs, subsequent encounter
T49.0X5SAdverse effect of local antifungal, anti-infective and anti-inflammatory drugs, sequela
T49.0X6AUnderdosing of local antifungal, anti-infective and anti-inflammatory drugs, initial encounter
T49.0X6DUnderdosing of local antifungal, anti-infective and anti-inflammatory drugs, subsequent encounter
T49.0X6SUnderdosing of local antifungal, anti-infective and anti-inflammatory drugs, sequela
T49.1X1APoisoning by antipruritics, accidental (unintentional), initial encounter
T49.1X1DPoisoning by antipruritics, accidental (unintentional), subsequent encounter
T49.1X1SPoisoning by antipruritics, accidental (unintentional), sequela
T49.1X2APoisoning by antipruritics, intentional self-harm, initial encounter
T49.1X2DPoisoning by antipruritics, intentional self-harm, subsequent encounter
T49.1X2SPoisoning by antipruritics, intentional self-harm, sequela
T49.1X3APoisoning by antipruritics, assault, initial encounter
T49.1X3DPoisoning by antipruritics, assault, subsequent encounter
T49.1X3SPoisoning by antipruritics, assault, sequela
T49.1X4APoisoning by antipruritics, undetermined, initial encounter
T49.1X4DPoisoning by antipruritics, undetermined, subsequent encounter
T49.1X4SPoisoning by antipruritics, undetermined, sequela
T49.1X5AAdverse effect of antipruritics, initial encounter
T49.1X5DAdverse effect of antipruritics, subsequent encounter
T49.1X5SAdverse effect of antipruritics, sequela
T49.1X6AUnderdosing of antipruritics, initial encounter
T49.1X6DUnderdosing of antipruritics, subsequent encounter
T49.1X6SUnderdosing of antipruritics, sequela
T49.2X1APoisoning by local astringents and local detergents, accidental (unintentional), initial encounter
T49.2X1DPoisoning by local astringents and local detergents, accidental (unintentional), subsequent encounter
T49.2X1SPoisoning by local astringents and local detergents, accidental (unintentional), sequela
T49.2X2APoisoning by local astringents and local detergents, intentional self-harm, initial encounter
T49.2X2DPoisoning by local astringents and local detergents, intentional self-harm, subsequent encounter
T49.2X2SPoisoning by local astringents and local detergents, intentional self-harm, sequela
T49.2X3APoisoning by local astringents and local detergents, assault, initial encounter
T49.2X3DPoisoning by local astringents and local detergents, assault, subsequent encounter
T49.2X3SPoisoning by local astringents and local detergents, assault, sequela
T49.2X4APoisoning by local astringents and local detergents, undetermined, initial encounter
T49.2X4DPoisoning by local astringents and local detergents, undetermined, subsequent encounter
T49.2X4SPoisoning by local astringents and local detergents, undetermined, sequela
T49.2X5AAdverse effect of local astringents and local detergents, initial encounter
T49.2X5DAdverse effect of local astringents and local detergents, subsequent encounter
T49.2X5SAdverse effect of local astringents and local detergents, sequela
T49.2X6AUnderdosing of local astringents and local detergents, initial encounter
T49.2X6DUnderdosing of local astringents and local detergents, subsequent encounter
T49.2X6SUnderdosing of local astringents and local detergents, sequela
T49.3X1APoisoning by emollients, demulcents and protectants, accidental (unintentional), initial encounter
T49.3X1DPoisoning by emollients, demulcents and protectants, accidental (unintentional), subsequent encounter
T49.3X1SPoisoning by emollients, demulcents and protectants, accidental (unintentional), sequela
T49.3X2APoisoning by emollients, demulcents and protectants, intentional self-harm, initial encounter
T49.3X2DPoisoning by emollients, demulcents and protectants, intentional self-harm, subsequent encounter
T49.3X2SPoisoning by emollients, demulcents and protectants, intentional self-harm, sequela
T49.3X3APoisoning by emollients, demulcents and protectants, assault, initial encounter
T49.3X3DPoisoning by emollients, demulcents and protectants, assault, subsequent encounter
T49.3X3SPoisoning by emollients, demulcents and protectants, assault, sequela
T49.3X4APoisoning by emollients, demulcents and protectants, undetermined, initial encounter
T49.3X4DPoisoning by emollients, demulcents and protectants, undetermined, subsequent encounter
T49.3X4SPoisoning by emollients, demulcents and protectants, undetermined, sequela
T49.3X5AAdverse effect of emollients, demulcents and protectants, initial encounter
T49.3X5DAdverse effect of emollients, demulcents and protectants, subsequent encounter
T49.3X5SAdverse effect of emollients, demulcents and protectants, sequela
T49.3X6AUnderdosing of emollients, demulcents and protectants, initial encounter
T49.3X6DUnderdosing of emollients, demulcents and protectants, subsequent encounter
T49.3X6SUnderdosing of emollients, demulcents and protectants, sequela
T49.4X1APoisoning by keratolytics, keratoplastics, and other hair treatment drugs and preparations, accidental (unintentional), initial encounter
T49.4X1DPoisoning by keratolytics, keratoplastics, and other hair treatment drugs and preparations, accidental (unintentional), subsequent encounter
T49.4X1SPoisoning by keratolytics, keratoplastics, and other hair treatment drugs and preparations, accidental (unintentional), sequela
T49.4X2APoisoning by keratolytics, keratoplastics, and other hair treatment drugs and preparations, intentional self-harm, initial encounter
T49.4X2DPoisoning by keratolytics, keratoplastics, and other hair treatment drugs and preparations, intentional self-harm, subsequent encounter
T49.4X2SPoisoning by keratolytics, keratoplastics, and other hair treatment drugs and preparations, intentional self-harm, sequela
T49.4X3APoisoning by keratolytics, keratoplastics, and other hair treatment drugs and preparations, assault, initial encounter
T49.4X3DPoisoning by keratolytics, keratoplastics, and other hair treatment drugs and preparations, assault, subsequent encounter
T49.4X3SPoisoning by keratolytics, keratoplastics, and other hair treatment drugs and preparations, assault, sequela
T49.4X4APoisoning by keratolytics, keratoplastics, and other hair treatment drugs and preparations, undetermined, initial encounter
T49.4X4DPoisoning by keratolytics, keratoplastics, and other hair treatment drugs and preparations, undetermined, subsequent encounter
T49.4X4SPoisoning by keratolytics, keratoplastics, and other hair treatment drugs and preparations, undetermined, sequela
T49.4X5AAdverse effect of keratolytics, keratoplastics, and other hair treatment drugs and preparations, initial encounter
T49.4X5DAdverse effect of keratolytics, keratoplastics, and other hair treatment drugs and preparations, subsequent encounter
T49.4X5SAdverse effect of keratolytics, keratoplastics, and other hair treatment drugs and preparations, sequela
T49.4X6AUnderdosing of keratolytics, keratoplastics, and other hair treatment drugs and preparations, initial encounter
T49.4X6DUnderdosing of keratolytics, keratoplastics, and other hair treatment drugs and preparations, subsequent encounter
T49.4X6SUnderdosing of keratolytics, keratoplastics, and other hair treatment drugs and preparations, sequela
T49.5X1APoisoning by ophthalmological drugs and preparations, accidental (unintentional), initial encounter
T49.5X1DPoisoning by ophthalmological drugs and preparations, accidental (unintentional), subsequent encounter
T49.5X1SPoisoning by ophthalmological drugs and preparations, accidental (unintentional), sequela
T49.5X2APoisoning by ophthalmological drugs and preparations, intentional self-harm, initial encounter
T49.5X2DPoisoning by ophthalmological drugs and preparations, intentional self-harm, subsequent encounter
T49.5X2SPoisoning by ophthalmological drugs and preparations, intentional self-harm, sequela
T49.5X3APoisoning by ophthalmological drugs and preparations, assault, initial encounter
T49.5X3DPoisoning by ophthalmological drugs and preparations, assault, subsequent encounter
T49.5X3SPoisoning by ophthalmological drugs and preparations, assault, sequela
T49.5X4APoisoning by ophthalmological drugs and preparations, undetermined, initial encounter
T49.5X4DPoisoning by ophthalmological drugs and preparations, undetermined, subsequent encounter
T49.5X4SPoisoning by ophthalmological drugs and preparations, undetermined, sequela
T49.5X5AAdverse effect of ophthalmological drugs and preparations, initial encounter
T49.5X5DAdverse effect of ophthalmological drugs and preparations, subsequent encounter
T49.5X5SAdverse effect of ophthalmological drugs and preparations, sequela
T49.5X6AUnderdosing of ophthalmological drugs and preparations, initial encounter
T49.5X6DUnderdosing of ophthalmological drugs and preparations, subsequent encounter
T49.5X6SUnderdosing of ophthalmological drugs and preparations, sequela
T49.6X1APoisoning by otorhinolaryngological drugs and preparations, accidental (unintentional), initial encounter
T49.6X1DPoisoning by otorhinolaryngological drugs and preparations, accidental (unintentional), subsequent encounter
T49.6X1SPoisoning by otorhinolaryngological drugs and preparations, accidental (unintentional), sequela
T49.6X2APoisoning by otorhinolaryngological drugs and preparations, intentional self-harm, initial encounter
T49.6X2DPoisoning by otorhinolaryngological drugs and preparations, intentional self-harm, subsequent encounter
T49.6X2SPoisoning by otorhinolaryngological drugs and preparations, intentional self-harm, sequela
T49.6X3APoisoning by otorhinolaryngological drugs and preparations, assault, initial encounter
T49.6X3DPoisoning by otorhinolaryngological drugs and preparations, assault, subsequent encounter
T49.6X3SPoisoning by otorhinolaryngological drugs and preparations, assault, sequela
T49.6X4APoisoning by otorhinolaryngological drugs and preparations, undetermined, initial encounter
T49.6X4DPoisoning by otorhinolaryngological drugs and preparations, undetermined, subsequent encounter
T49.6X4SPoisoning by otorhinolaryngological drugs and preparations, undetermined, sequela
T49.6X5AAdverse effect of otorhinolaryngological drugs and preparations, initial encounter
T49.6X5DAdverse effect of otorhinolaryngological drugs and preparations, subsequent encounter
T49.6X5SAdverse effect of otorhinolaryngological drugs and preparations, sequela
T49.6X6AUnderdosing of otorhinolaryngological drugs and preparations, initial encounter
T49.6X6DUnderdosing of otorhinolaryngological drugs and preparations, subsequent encounter
T49.6X6SUnderdosing of otorhinolaryngological drugs and preparations, sequela
T49.7X1APoisoning by dental drugs, topically applied, accidental (unintentional), initial encounter
T49.7X1DPoisoning by dental drugs, topically applied, accidental (unintentional), subsequent encounter
T49.7X1SPoisoning by dental drugs, topically applied, accidental (unintentional), sequela
T49.7X2APoisoning by dental drugs, topically applied, intentional self-harm, initial encounter
T49.7X2DPoisoning by dental drugs, topically applied, intentional self-harm, subsequent encounter
T49.7X2SPoisoning by dental drugs, topically applied, intentional self-harm, sequela
T49.7X3APoisoning by dental drugs, topically applied, assault, initial encounter
T49.7X3DPoisoning by dental drugs, topically applied, assault, subsequent encounter
T49.7X3SPoisoning by dental drugs, topically applied, assault, sequela
T49.7X4APoisoning by dental drugs, topically applied, undetermined, initial encounter
T49.7X4DPoisoning by dental drugs, topically applied, undetermined, subsequent encounter
T49.7X4SPoisoning by dental drugs, topically applied, undetermined, sequela
T49.7X5AAdverse effect of dental drugs, topically applied, initial encounter
T49.7X5DAdverse effect of dental drugs, topically applied, subsequent encounter
T49.7X5SAdverse effect of dental drugs, topically applied, sequela
T49.7X6AUnderdosing of dental drugs, topically applied, initial encounter
T49.7X6DUnderdosing of dental drugs, topically applied, subsequent encounter
T49.7X6SUnderdosing of dental drugs, topically applied, sequela
T49.8X1APoisoning by other topical agents, accidental (unintentional), initial encounter
T49.8X1DPoisoning by other topical agents, accidental (unintentional), subsequent encounter
T49.8X1SPoisoning by other topical agents, accidental (unintentional), sequela
T49.8X2APoisoning by other topical agents, intentional self-harm, initial encounter
T49.8X2DPoisoning by other topical agents, intentional self-harm, subsequent encounter
T49.8X2SPoisoning by other topical agents, intentional self-harm, sequela
T49.8X3APoisoning by other topical agents, assault, initial encounter
T49.8X3DPoisoning by other topical agents, assault, subsequent encounter
T49.8X3SPoisoning by other topical agents, assault, sequela
T49.8X4APoisoning by other topical agents, undetermined, initial encounter
T49.8X4DPoisoning by other topical agents, undetermined, subsequent encounter
T49.8X4SPoisoning by other topical agents, undetermined, sequela
T49.8X5AAdverse effect of other topical agents, initial encounter
T49.8X5DAdverse effect of other topical agents, subsequent encounter
T49.8X5SAdverse effect of other topical agents, sequela
T49.8X6AUnderdosing of other topical agents, initial encounter
T49.8X6DUnderdosing of other topical agents, subsequent encounter
T49.8X6SUnderdosing of other topical agents, sequela
T49.91XAPoisoning by unspecified topical agent, accidental (unintentional), initial encounter
T49.91XDPoisoning by unspecified topical agent, accidental (unintentional), subsequent encounter
T49.91XSPoisoning by unspecified topical agent, accidental (unintentional), sequela
T49.92XAPoisoning by unspecified topical agent, intentional self-harm, initial encounter
T49.92XDPoisoning by unspecified topical agent, intentional self-harm, subsequent encounter
T49.92XSPoisoning by unspecified topical agent, intentional self-harm, sequela
T49.93XAPoisoning by unspecified topical agent, assault, initial encounter
T49.93XDPoisoning by unspecified topical agent, assault, subsequent encounter
T49.93XSPoisoning by unspecified topical agent, assault, sequela
T49.94XAPoisoning by unspecified topical agent, undetermined, initial encounter
T49.94XDPoisoning by unspecified topical agent, undetermined, subsequent encounter
T49.94XSPoisoning by unspecified topical agent, undetermined, sequela
T49.95XAAdverse effect of unspecified topical agent, initial encounter
T49.95XDAdverse effect of unspecified topical agent, subsequent encounter
T49.95XSAdverse effect of unspecified topical agent, sequela
T49.96XAUnderdosing of unspecified topical agent, initial encounter
T49.96XDUnderdosing of unspecified topical agent, subsequent encounter
T49.96XSUnderdosing of unspecified topical agent, sequela

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